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V/137D/XHIP Extended Hipparcos Compilation (XHIP) (Anderson+, 2012)
XHIP catalog: astrometry, spectrography, space motions, exoplanets, photometry, and references (117955 rows)
  recno=90959
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ColumnValue  Explain   (UCD)
_RAJ200018 36 56.3363489 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+38 47 01.280242 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195018 35 14.6666197 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+38 44 09.782042 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon067.4473318801 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+19.2374773976 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
90959recno 90959  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 91262  (i) Hipparcos identifier (linked to details from HIP catalogs) (meta.id;meta.main)
CompA  Component(s) (Note 1)   (meta.code.multip)
Classes**,PM*,V*,IR,X,*,UV  SIMBAD classifications (comma separated) (Note 2)   (src.class)
Gr    Cluster or Association membership(s) (Note 3)   (meta.code.member)
RAJ2000279.23410825 deg (i) Right ascension (ICRS, Epoch=J1991.25) (pos.eq.ra;meta.main)
e_RAJ2000 0.26 mas Standard error on RA*cos(DEdeg) (stat.error;pos.eq.ra)
DEJ2000+38.78299326 deg (i) Declination (ICRS, Epoch=J1991.25) (pos.eq.dec;meta.main)
e_DEJ2000 0.28 mas Standard error on DE (stat.error;pos.eq.dec)
Plx130.23 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.36 mas Standard error on Plx (stat.error;pos.parallax)
pmRA 200.94 mas/yr Proper motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.32 mas/yr Standard error on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE 286.23 mas/yr Proper motion in Declination (pos.pm;pos.eq.dec)
e_pmDE 0.40 mas/yr Standard error on pmDE (stat.error;pos.pm;pos.eq.dec)
r_HIP2   [1/2] Reference for Hipparcos astrometry (Note 4)   (meta.ref;pos.frame)
r_pm1   [1/3] Reference for proper motion (Note 5)   (meta.ref;pos.frame)
GLon 67.44733438 deg Galactic longitude (Note 6)   (pos.galactic.lon)
GLat 19.23747596 deg Galactic latitude (Note 6)   (pos.galactic.lat)
Dist 7.68 pc Heliocentric distance (Note 7)   (pos.distance)
e_Dist 0.3 % Distance error expressed as percentage (Note 8)   (stat.error)
pmGLon 337.41 mas/yr Proper motion in GLon*cos(GLat) (pos.pm)
pmGLat -91.96 mas/yr Proper motion in GLat (pos.pm)
X 2.8 pc Heliocentric distance towards Gal. center (pos.distance)
Y 6.7 pc Heliocentric distance towards Gal. rotation (pos.distance)
Z 2.5 pc Heliocentric distance towards N. Gal. Pole (pos.distance)
RGal7397 pc Galactocentric distance (Note 9)   (pos.distance;pos.galactocentric)
vT 12.7 km/s Transverse velocity (phys.veloc)
SpTypeA1V  Spectral type (MK, HD, or other) (src.spType)
Tc 31   ]0/140[ Temperature class codified (Note 10)   (src.spType)
Lc5   [1/6] Luminosity class codified (Note 11)   (src.class.luminosity)
RV -20.60 km/s Radial velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.20 km/s Standard error on RV (Note 12)   (stat.error)
q_RVA   [ABCD] Quality flag on RV (Note 13)   (meta.code.qual)
[Fe/H]-0.56 [Sun] Iron abundance (phys.abund.Fe)
e_[Fe/H] 9.99 [Sun] Standard error on [Fe/H] (Note 14)   (stat.error;phys.abund.Fe)
q_[Fe/H]C   [ABC] Quality flag on [Fe/H] (Note 15)   (meta.code.qual;phys.abund.Fe)
age  Gyr Age, in billions of years (time.age)
b_age  Gyr Lower confidence limit on age (time.age;stat.fit.param)
B_age  Gyr Upper confidence limit on age (time.age;stat.fit.param)
U -18.4 km/s Heliocentric velocity towards Gal. center (spect.dopplerVeloc;pos.heliocentric)
V -12.2 km/s Heliocentric velocity towards Gal. rotation (phys.veloc.rotat;pos.heliocentric)
W -9.9 km/s Heliocentric velocity towards N. Gal. Pole (spect.dopplerVeloc;em.IR.8-15um)
UVW 24.2 km/s Total heliocentric velocity (phys.veloc)
Dmin 4.04 pc Minimum distance at solar encounter (Note 16)   (pos.distance)
Tmin 264 kyr Timing of Dmin, in thousands of years (Note 17)   (time.epoch)
e 0.0317   Total orbital eccentricity (Note 18)   (src.orbital.eccentricity)
phi -45.1 deg [-180/180] Pericenter position angle (Note 18)   (src.orbital.periastron)
a 7570 pc Semi-major axis of orbit (Note 18)   (phys.size.smajAxis)
b 7567 pc Semi-minor axis of orbit (Note 18)   (phys.size.sminAxis)
c 240 pc Focus-to-center distance of orbit (=a.e) (Note 18)   (pos.distance;src.orbital)
L 7563 deg Semilatus rectum of orbit (Note 18)   (src.orbital)
Rmin7330 pc Orbital radius at pericenter (Note 18)   (pos.distance;src.orbital)
Rmax 7810 pc Orbital radius at apocenter (Note 18)   (pos.distance;src.orbital)
Npl0   Number of exoplanets (known in April 2012) (meta.number)
Mpl   Exoplanet discovery method(s) (Note 19)   (meta.code;obs)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref)

Hpmag 0.087 mag Median magnitude in Hipparcos system (phot.mag;em.opt.V)
e_Hpmag 0.002 mag Standard error on Hpmag (stat.error;phot.mag;em.IR.H)
m_Hpmag    [A-Z*-] Reference flag for Hpmag (Note 20)   (meta.code.multip)
Hpmax 0.07 mag Hpmag at maximum (5th percentile) (phot.mag;em.opt.V)
Hpmin 0.13 mag Hpmag at minimum (95th percentile) (phot.mag;em.IR.H)
Per  d Variability period (src.var)
HvarU mag [CDMPRU] Variability type (Note 21)   (meta.code;src.var)
Umag  mag Apparent magnitude in Johnson U (phot.mag;em.opt.U)
Bmag 0.029 mag Apparent magnitude in Johnson B (phot.mag;em.opt.B)
Vmag 0.03 mag Apparent magnitude in Johnson V (phot.mag;em.opt.V)
Rmag 0.10 mag Apparent magnitude in R (phot.mag;em.opt.R)
Imag 0.200 mag Apparent magnitude in I (phot.mag;em.opt.I)
Jmag-0.177 mag J selected default magnitude (Note 22)   (phot.mag;em.IR.J)
e_Jmag 0.206 mag J total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.J)
Hmag-0.029 mag H selected default magnitude (Note 22)   (phot.mag;em.IR.H)
e_Hmag 0.146 mag H total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.H)
Kmag 0.129 mag K selected default magnitude (Note 22)   (phot.mag;em.IR.K)
e_Kmag 0.186 mag K total magnitude uncertainty (Note 22)   (stat.error;phot.mag;em.IR.K)
2MASS18365633+3847012  2MASS source designation (linked to details from 2MASS-PSC catalog) (Note 22)   (meta.id.cross)
q2MCBC  JHK photometric quality flag (Note 22)   (meta.code.qual;phot)
B-V-0.001 mag Johnson B-V color index (phot.color;em.opt.B;em.opt.V)
e_B-V 0.005 mag Standard error on B-V (stat.error;phot.color;em.opt.B)
V-I-0.01 mag Color index in Cousins' system (phot.color;em.opt.V;em.opt.I)
e_V-I 0.02 mag Standard error on V-I (stat.error;phot.color;em.opt.V)
HpMag 0.660 mag Absolute Magnitude of Hpmag (Note 23)   (phot.mag;em.IR.H)
UMag  mag Absolute Magnitude in Johnson U (Note 23)   (phot.mag;em.opt.U)
BMag 0.60 mag Absolute Magnitude in Johnson B (Note 23)   (phys.magAbs;em.opt.B)
VMag 0.60 mag Absolute Magnitude in Johnson V (Note 23)   (phys.magAbs;em.opt.V)
RMag 0.67 mag Absolute Magnitude in R (Note 23)   (phys.magAbs;em.opt.R)
IMag 0.77 mag Absolute Magnitude in I (Note 23)   (phys.magAbs;em.opt.I)
JMag 0.40 mag Absolute Magnitude J (Note 23)   (phys.magAbs;em.IR.J)
HMag 0.54 mag Absolute Magnitude H (Note 23)   (phys.magAbs;em.IR.H)
KMag 0.70 mag Absolute Magnitude K (Note 23)   (phys.magAbs;em.IR.K)
Lum 58.10 Lsun Stellar luminosity (Note 23)   (phys.luminosity)
magmin-1.37 mag Apparent magnitude V at Tmin (main.dat) (phot.mag)
HD172167   Henry Draper catalog identifier (meta.id)
CstLyr  Constellation membership (meta.code.member)
Atlas1153  Millennium Star Atlas page number (meta.bib.page)
Coords18369n3878  RA, DE in compact format; n = + ; s = - (meta.id)
Name3 Alpha Lyrae (Vega)  Star name(s) (meta.id)
GrpName   Cluster or Association name(s) (linked to Group characteristics ) (meta.id.parent)
CompIDCCDM J18369+3847  Reference for Comp (main.dat) (meta.id)
rSpType2009A&A...501..297Z  Reference for SpType (main.dat) (Note 24)   (meta.ref;pos.frame)
r_RV564  Reference for RV (main.dat) (meta.ref;pos.frame)
r_[Fe/H]214,220,295,315,317,340,343,382,395,459,487  Reference(s) for [Fe/H] (main.dat) (meta.ref)
  
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